#include <Wire.h>/* Calibrates the sensor to get white balance. Pin 2 should be connected * to LED on the breakout board's LED pin. Calibration is done by placing the * breakout board inside a pin pong ball, and using the built-in LED for * illumination. * * Amount of light is measured by charging N capacitors for time X then * reading off the voltage. (Conjecture) * * N is controlled by CAP_XXX * T is controlled by INT_XXX * * Calibration is done by adjusting the integration time. No real reason. */int _slave_id = 0x74;int _LED_pin = 2;